B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
64.66%
64.66% -- email client market share for Apple Mail (Mail/iPhone/iPad/MPP) (2026-05)
Apple (including Mail, iPhone, iPad, and MPP) accounted for 64.66% of the global email client market share in May 2026.
- Includes Mail Privacy Protection (MPP) opens, which automatically pre-fetch emails
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
64.66%
Unit
Percentage
Data Vintage
2026-05
Entity
Sample Size
1,000,000,000
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Litmus
Primary
Tier B
https://www.aurorasendcloud.com/blog/email-client-market-share ↗
Source Article
Email Client Market Share 2026: Key Data And Trends
Original Research
Litmus
· Original study ↗
Methodology
Aggregated email open data from Litmus Email Analytics; over 1 billion opens. Apple share includes Mail, iPhone, iPad, and Mail Privacy Protection opens.
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Apple Mail (Mail/iPhone/iPad/MPP): 64.66% email client market share. Source: Litmus (2026-05). Via Lighthouse Intelligence -- https://lighthousedata.io/data/apple-email-client-market-share-may-2026
HTML Embed
<blockquote cite="https://lighthousedata.io/data/apple-email-client-market-share-may-2026" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>64.66%</strong> -- email client market share for Apple Mail (Mail/iPhone/iPad/MPP)<br><small>Source: Litmus (2026-05) · <a href="https://lighthousedata.io/data/apple-email-client-market-share-may-2026" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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